//
//  KlineViewModel.h
//  Futures
//
//  Created by Cheng on 2017/6/23.
//  Copyright © 2017年 Cheng. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface KlineViewModel : NSObject
+ (void)requestKlineDataWithSymbol:(NSString *)symbol exchange:(NSString *)exchange starttime:(NSString *)starttime datatype:(NSString *)datatype block:(void (^)(NSMutableArray *klineArray))block;
@end
